ISRO Mechanical & Aerospace 2020 - Question 29

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Which of the following element is added to high speed tool steels as a scavenger to remove slag impurities during melting and also for increasing cutting efficiency of tools.

  • A. Chromium
  • B. Vanadium
  • C. Molybdenum
  • D. Manganese

Answer: B. Vanadium

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